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#!/usr/bin/env python3
# Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
# This source code is licensed under both the GPLv2 (found in the
# COPYING file in the root directory) and Apache 2.0 License
# (found in the LICENSE.Apache file in the root directory).
"""Run benchmark_compare.sh on the most recent build, for CI
"""
import argparse
import glob
import logging
import os
import re
import shutil
import subprocess
import sys
logging.basicConfig(level=logging.INFO)
class Config:
def __init__(self, args):
self.version_file = "./include/rocksdb/version.h"
self.data_dir = os.path.expanduser(f"{args.db_dir}")
self.results_dir = os.path.expanduser(f"{args.output_dir}")
self.benchmark_script = f"{os.getcwd()}/tools/benchmark_compare.sh"
self.benchmark_cwd = f"{os.getcwd()}/tools"
benchmark_env_keys = [
"LD_LIBRARY_PATH",
"NUM_KEYS",
"KEY_SIZE",
"VALUE_SIZE",
"CACHE_SIZE_MB",
"DURATION_RW",
"DURATION_RO",
"MB_WRITE_PER_SEC",
"NUM_THREADS",
"COMPRESSION_TYPE",
"MIN_LEVEL_TO_COMPRESS",
"WRITE_BUFFER_SIZE_MB",
"TARGET_FILE_SIZE_BASE_MB",
"MAX_BYTES_FOR_LEVEL_BASE_MB",
"MAX_BACKGROUND_JOBS",
"CACHE_INDEX_AND_FILTER_BLOCKS",
"USE_O_DIRECT",
"STATS_INTERVAL_SECONDS",
"SUBCOMPACTIONS",
"COMPACTION_STYLE",
"CI_TESTS_ONLY",
]
def read_version(config):
majorRegex = re.compile(r"#define ROCKSDB_MAJOR\s([0-9]+)")
minorRegex = re.compile(r"#define ROCKSDB_MINOR\s([0-9]+)")
patchRegex = re.compile(r"#define ROCKSDB_PATCH\s([0-9]+)")
with open(config.version_file, "r") as reader:
major = None
minor = None
patch = None
for line in reader:
if major is None:
major = majorRegex.match(line)
elif minor is None:
minor = minorRegex.match(line)
elif patch is None:
patch = patchRegex.match(line)
if patch is not None:
break
if patch is not None:
return (major.group(1), minor.group(1), patch.group(1))
# Didn't complete a match
return None
def prepare(version_str, config):
old_files = glob.glob(f"{config.results_dir}/{version_str}/**", recursive=True)
for f in old_files:
if os.path.isfile(f):
logging.debug(f"remove file {f}")
os.remove(f)
for f in old_files:
if os.path.isdir(f):
logging.debug(f"remove dir {f}")
os.rmdir(f)
db_bench_vers = f"{config.benchmark_cwd}/db_bench.{version_str}"
# Create a symlink to the db_bench executable
os.symlink(f"{os.getcwd()}/db_bench", db_bench_vers)
def results(version_str, config):
# Copy the report TSV file back to the top level of results
shutil.copyfile(
f"{config.results_dir}/{version_str}/report.tsv",
f"{config.results_dir}/report.tsv",
)
def cleanup(version_str, config):
# Remove the symlink to the db_bench executable
db_bench_vers = f"{config.benchmark_cwd}/db_bench.{version_str}"
os.remove(db_bench_vers)
def get_benchmark_env():
env = []
for key in Config.benchmark_env_keys:
value = os.getenv(key)
if value is not None:
env.append((key, value))
return env
def main():
"""Tool for running benchmark_compare.sh on the most recent build, for CI
This tool will
(1) Work out the current version of RocksDB
(2) Run benchmark_compare with that version alone
"""
parser = argparse.ArgumentParser(
description="benchmark_compare.sh Python wrapper for CI."
)
# --tsvfile is the name of the file to read results from
# --esdocument is the ElasticSearch document to push these results into
#
parser.add_argument(
"--db_dir",
default="~/tmp/rocksdb-benchmark-datadir",
help="Database directory hierarchy to use",
)
parser.add_argument(
"--output_dir",
default="~/tmp/benchmark-results",
help="Benchmark output goes here",
)
parser.add_argument(
"--num_keys",
default="10000",
help="Number of database keys to use in benchmark test(s) (determines size of test job)",
)
args = parser.parse_args()
config = Config(args)
version = read_version(config)
if version is None:
raise Exception(f"Could not read RocksDB version from {config.version_file}")
version_str = f"{version[0]}.{version[1]}.{version[2]}"
logging.info(f"Run benchmark_ci with RocksDB version {version_str}")
prepare(version_str, config)
try:
env = get_benchmark_env()
env.append(("NUM_KEYS", args.num_keys))
cmd = [
config.benchmark_script,
config.data_dir,
config.results_dir,
version_str,
]
logging.info(f"Run {cmd} env={env} cwd={config.benchmark_cwd}")
subprocess.run(cmd, env=dict(env), cwd=config.benchmark_cwd)
results(version_str, config)
finally:
cleanup(version_str, config)
return 0
if __name__ == "__main__":
sys.exit(main())
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